Oh my. The "genteel" George LeMieux must be very worried about Connie Mack. How do we know? Well you don't launch this kind of video because you think you are the frontrunner.
LeMieux shows a nasty streak in this video where he portrays Mack as the weak branch of the Mack family tree.
Florida's U.S. Senate race is quickly turning into a Republican primary brawl. Meanwhile, Democratic incumbent Bill Nelson sits on the sidelines counting his campaign cash.
Take a look at the video and judge for yourself.